crenated

Like all of its class, it is flat-roofed; but the parapet is crenated, and small ornamental turrets over the angles and the great gateway relieve the monotony of its outlines.

From The War Trail The Hunt of the Wild Horse by Mayne Reid

Terga like a battle-axe, with the edge crenated and a spike behind; the handle narrower than the occludent segment of the scuta.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Charles Darwin

They are however nothing but contraction forms of the poikilocytes, as the crenated are of the normal corpuscles.

From Histology of the Blood Normal and Pathological by W. Myers

The form of the shell also is shorter; but the general contour, and particularly the crenated mouth, common to both, clearly proves it can be considered only as a distinct variety.

From Zoological Illustrations, Volume I or Original Figures and Descriptions of New, Rare, or Interesting Animals by William Swainson

Shell clouded and spotted with ferrugineous, with transverse elevated ribs; outer lip thick, obtusely crenated; pillar four-plaited.

From Zoological Illustrations, Volume I or Original Figures and Descriptions of New, Rare, or Interesting Animals by William Swainson